LTC4217CDHC#TRPBF Linear Technology, LTC4217CDHC#TRPBF Datasheet
LTC4217CDHC#TRPBF
Specifications of LTC4217CDHC#TRPBF
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LTC4217CDHC#TRPBF Summary of contents
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... MOSFET temperature monitor output. Thermal limit, overvoltage, undervoltage and power good monitoring are also provided. L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks of Linear Technology Corporation. Hot Swap is a trademark of Linear Technology Corporation. All other trademarks are the property of their respective owners. ...
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LTC4217 ABSOLUTE MAXIMUM RATINGS (Notes 1, 2) Supply Voltage (V ) ................................. –0.3V to 28V DD Input Voltages FB, OV, UV .............................................. –0.3V to 12V TIMER ................................................... –0.3V to 3.5V SENSE .............................V – 10V or – 0. ...
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... ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL LTC4217CDHC-12#PBF LTC4217CDHC-12#TRPBF 421712 LTC4217IDHC-12#PBF LTC4217IDHC-12#TRPBF 421712 LTC4217CDHC#PBF LTC4217CDHC#TRPBF LTC4217IDHC#PBF LTC4217IDHC#TRPBF LTC4217CFE#PBF LTC4217CFE#TRPBF LTC4217IFE#PBF LTC4217IFE#TRPBF LTC4217HFE#PBF LTC4217HFE#TRPBF LEAD BASED FINISH TAPE AND REEL LTC4217CDHC-12 LTC4217CDHC-12#TR LTC4217IDHC-12 LTC4217IDHC-12#TR LTC4217CDHC LTC4217CDHC#TR LTC4217IDHC LTC4217IDHC#TR LTC4217CFE LTC4217CFE#TR LTC4217IFE LTC4217IFE#TR Consult LTC Marketing for parts specified with wider operating temperature ranges ...
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LTC4217 ELECTRICAL CHARACTERISTICS temperature range, otherwise specifications are at T SYMBOL PARAMETER Inputs I OV, UV, FB Pin Input Current IN R OV, UV, FB Pin Input Resistance IN V OV, UV, FB Pin Threshold Voltage TH ∆V OV Pin ...
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TYPICAL PERFORMANCE CHARACTERISTICS 2.0 1.8 85°C 1.6 25°C 1.4 –40°C 1.2 1 (V) DD 4217 G01 UV Hysteresis vs Temperature 0.10 0.08 0.06 0.04 –50 – ...
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LTC4217 TYPICAL PERFORMANCE CHARACTERISTICS and Temperature 3.3V, 12V, 24V –50 – TEMPERATURE (°C) 4217 G10 I vs Temperature and V MON ...
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PIN FUNCTIONS FB: Foldback and Power Good Input. Connect this pin to an external resistive divider from OUT for the LTC4217 (adjustable) version. The LTC4217-12 version uses a fixed internal divider with optional external adjustment. Open the pin if the ...
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LTC4217 FUNCTIONAL DIAGRAM INTERNAL 7.5m SENSE RESISTOR V DD – CS +– 1.235V 140k UV * – UV 20k * + 0.62V RST – 224k * + OV OV 20k * – 1.235V ...
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OPERATION The Functional Diagram displays the main circuits of the device. The LTC4217 is designed to turn a board’s supply voltage on and off in a controlled manner allowing the board to be safely inserted and removed from a live ...
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LTC4217 APPLICATIONS INFORMATION 12V V DD LTC4217FE R3 140k UV R1 FLT 224k 20k 20k TIMER C T INTV CC 0.1µF C1 GND 0.1µF Figure 1. 0.8A, 12V Card Resident Application After the power-on-reset pulse, the LTC4217 ...
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APPLICATIONS INFORMATION LTC4217 GATE C P 2.2nF 4217 F03 Figure 3. Compensation for Small C over temperature. Normally the switch is turned off with a 250µA current pulling down the GATE pin to ground. With the switch turned off, the ...
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LTC4217 APPLICATIONS INFORMATION a resistor between the I pin and ground. As shown in SET the Functional Diagram the voltage at the I the clamp circuit) sets the CS amplifier’s built-in offset voltage. This offset voltage directly determines the active ...
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APPLICATIONS INFORMATION 12V Fixed Version In the LTC4217-12 the UV, OV and FB pins are driven by internal dividers which may need to be filtered to prevent false faults. By placing a bypass capacitor on these pins the faults are ...
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LTC4217 APPLICATIONS INFORMATION invoked by tying the TIMER pin to INTV timeout the FLT pin needs to pull-down on the UV pin to restart the power-up sequence. Since the default values for overvoltage, undervoltage and power good thresholds for the ...
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PACKAGE DESCRIPTION 3.50 ±0.05 1.65 ±0.05 2.20 ±0.05 (2 SIDES) RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS PIN 1 TOP MARK (SEE NOTE 6) 0.200 REF NOTE: 1. DRAWING PROPOSED TO BE MADE VARIATION OF VERSION (WJED-1) IN JEDEC PACKAGE OUTLINE ...
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LTC4217 PACKAGE DESCRIPTION 6.60 ±0.10 4.50 ±0.10 SEE NOTE 4 RECOMMENDED SOLDER PAD LAYOUT 4.30 – 4.50* (.169 – .177) 0.09 – 0.20 0.50 – 0.75 (.0035 – .0079) (.020 – .030) NOTE: 1. CONTROLLING DIMENSION: MILLIMETERS 2. DIMENSIONS ARE ...
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... Added H-grade to Absolute Maximum Ratings, Order Information, and Electrical Characteristics sections Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa- tion that the interconnection of its circuits as described herein will not infringe on existing patent rights. ...
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... Operates from 1V to 13.5V, Multifunction Current Control, SSOP-16 Operates from 1.7V to 16.5V, Multifunction Current Control, SSOP-20 www.linear.com ● V OUT + 24V 158k 100µF 1.5A 10k 10k ADC 20k 4217 TA02 LT 0111 REV D • PRINTED IN USA LINEAR TECHNOLOGY CORPORA TION 2008 4217fd ...